.ui-bt {
    font-size: 25px;
    border: none;
    background-color: #fff;
    transition: all 0.5s ease-in-out;
}

.ui-bt:hover {
    opacity: 0.5;
}
.po{
    position: relative;
}

.por00{
    position: absolute;
    top: 0;
    right: 0;
}
.matop10{
    margin-top: 10px;
}